CN216191463U - Electro-hydraulic hybrid drive type integrated solid phase control system - Google Patents
Electro-hydraulic hybrid drive type integrated solid phase control system Download PDFInfo
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- CN216191463U CN216191463U CN202122378590.XU CN202122378590U CN216191463U CN 216191463 U CN216191463 U CN 216191463U CN 202122378590 U CN202122378590 U CN 202122378590U CN 216191463 U CN216191463 U CN 216191463U
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Abstract
The utility model discloses an electro-hydraulic hybrid drive type integrated solid-phase control system, which comprises a negative pressure separation device, a sand settling bin, a separation bin, an air pump and a rock debris collection box, wherein the negative pressure separation device is connected with the sand settling bin; the negative pressure separation device is respectively provided with a slag discharge channel, an exhaust channel, a liquid discharge channel and a liquid inlet pipeline; the rock debris collecting box is communicated with the negative pressure separation device through a slag discharge channel; the air pump is communicated with the negative pressure separation device through an exhaust passage; the sand settling bin is communicated with the negative pressure separation device through a liquid discharge channel; the sand settling bin and the separation bin are separated by overflow plates. Compared with the prior art, the utility model has the beneficial effects that: the method can improve the purification efficiency of the drilling fluid, greatly save the drilling operation cost, effectively protect the ecological environment, reduce the on-site energy consumption, simplify the on-site operation process, facilitate the realization of the automation and intelligent development of the drilling fluid treatment, and improve the on-site digital management level and HSE level.
Description
Technical Field
The utility model relates to the field of drilling fluid purification treatment systems, in particular to an electro-hydraulic hybrid drive type integrated solid-phase control system.
Background
In the current drilling and workover operation process, the drilling fluid returned from a wellhead contains a large amount of solid, liquid and gas, and most harmful solid phases and gas in the drilling fluid can be removed only by the treatment of a vibrating screen, a deaerator, a sand remover, a mud remover and a centrifuge of traditional five-stage purification equipment, so that the performance of the drilling fluid is maintained and the drilling fluid is recycled. But the method has the problems of various devices, complex flow, high power consumption, serious drilling fluid loss, large waste amount, low automation level and the like. Also, in recent years, as wellbore complexity has increased, more stringent waste discharge standards have emerged, and the high cost of cuttings disposal is increasing operating costs. It is against this industry background that proper drilling fluid treatment techniques are more desirable to ensure more efficient drilling operations, lower costs, higher modularity, and better legislation for environmental protection.
SUMMERY OF THE UTILITY MODEL
The utility model provides an electro-hydraulic hybrid drive type integrated solid-phase control system which is characterized by improving the purification efficiency of drilling fluid, greatly saving the drilling operation cost, effectively protecting the ecological environment, reducing the field energy consumption, simplifying the field operation process, being beneficial to realizing the automation and intelligent development of drilling fluid treatment and improving the digital management level and HSE level on the field.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an electricity liquid hybrid drive formula integration solid phase control system which characterized in that: comprises a negative pressure separation device, a sand settling bin, a separation bin, an air pump and a rock debris collecting box; the negative pressure separation device is respectively provided with a slag discharge channel, an exhaust channel, a liquid discharge channel and a liquid inlet pipeline; the rock debris collecting box is communicated with the negative pressure separation device through a slag discharge channel; the air pump is communicated with the negative pressure separation device through an exhaust passage; the sand settling bin is communicated with the negative pressure separation device through a liquid discharge channel; the sand settling bin and the separation bin are separated by overflow plates.
As optimization, a transfer bin is also arranged; and a centrifugal separation device is arranged between the transfer bin and the separation bin.
And optimally, sewage discharge pipelines are arranged below the sand settling bin, the separation bin and the transfer bin.
As optimization, a transfer pump is arranged outside the transfer bin; the transfer pump is a centrifugal sand pump.
Preferably, hydraulic stirrers are arranged in the separation bin and the transfer bin.
As optimization, a control room and a hydraulic station are also arranged.
As optimization, a flow distribution box is arranged between the liquid inlet pipeline and the negative pressure separation device; the negative pressure separation device is provided with at least 2.
And as optimization, a density meter and an ultrasonic liquid level meter are arranged in the separation bin and the transfer bin.
And optimally, a flow meter and a viscometer are arranged on the liquid inlet pipeline.
As optimization, a solenoid valve is arranged on a pipeline between the transfer pump and the transfer bin; the liquid inlet pipeline and the sewage discharge pipeline are also provided with electromagnetic valves.
Compared with the prior art, the utility model has the following beneficial effects: this system adopts the modularized design thinking, synthesizes the work control principle of a plurality of aspects such as fortune electricity gas liquid, through the high-efficient combination with mechanical structure, can realize following benefit: firstly, the high-efficiency separation of solid, liquid and gas three-phase substances contained in the drilling fluid is realized; secondly, the leakage of the drilling fluid is reduced, and the reuse rate is improved; thirdly, drying the rock debris to reduce the total amount of waste; fourthly, the solid content is accurately controlled, the performance of the drilling fluid is kept, the loss of a slurry pump and an underground tool is reduced, the service life of related downstream equipment is prolonged, and the mechanical drilling speed is favorably improved; fifthly, displaying and recording a plurality of mud parameters in real time, and improving the field digital operation level; sixthly, the system equipment can realize integrated remote monitoring and control and fully realize automation; seventhly, the traditional purifying equipment can be directly replaced by the module design concept, the operation flow is optimized from five-stage purification to two-stage purification, and quick assembly and disassembly and transportation can be realized; eighthly, the field energy consumption and noise are reduced, and the HSE level is improved; ninth, rock debris is collected and discharged in a unified mode, zero discharge of well site waste is achieved, and the environmental protection requirement is met.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
The device comprises a flow dividing box 1, a negative pressure separation device 2, a sand setting bin 3, a separation bin 4, an overflow plate 5, a transfer bin 6, a rock debris collecting box 7, a centrifugal separation device 8, an air pump 9, a transfer pump 10, a hydraulic stirrer 11, a hydraulic station 12, a control chamber 13, a slag discharge channel 14, an exhaust channel 15, a liquid discharge channel 16, a liquid inlet pipeline 17, a sewage discharge pipeline 18, an electromagnetic valve 19, a flowmeter 20 and a viscometer 21.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The utility model provides an electricity liquid hybrid drive formula integration solid phase control system which characterized in that: comprises a negative pressure separation device 2, a sand setting bin 3, a separation bin 4, an air pump 9 and a rock debris collecting box 7; the negative pressure separation device 2 is respectively provided with a slag discharge channel 14, an exhaust channel 15, a liquid discharge channel 16 and a liquid inlet pipeline 17; the rock debris collecting box 7 is communicated with the negative pressure separation device 2 through a slag discharge channel 14; the air pump 9 is communicated with the negative pressure separation device 2 through an exhaust passage 15; the sand settling bin 3 is communicated with the negative pressure separation device 2 through a liquid discharge channel 16; the sand settling bin 3 and the separation bin 4 are separated by an overflow plate 5. A flow distribution box 1 is arranged between the liquid inlet pipeline 17 and the negative pressure separation device 2; the number of the negative pressure separation devices 2 is at least 2.
A transfer chamber 6, a control room 13 and a hydraulic station 12 are also provided. A centrifugal separation device 8 is arranged between the transfer bin 6 and the separation bin 4. And hydraulic stirrers 11 are arranged in the separation bin 4 and the transfer bin 6. A transfer pump 10 is arranged outside the transfer bin 6; the transfer pump 10 is a centrifugal sand pump, is used for conveying the purified drilling fluid, and can be directly pumped into a mud pump or a subsequent drilling fluid tank.
The hydraulic station 12 is a hydraulic system consisting of a hydraulic pump, an oil tank, a valve terminal box, an accumulator, a pipeline valve member, and the like. The operation and control of the underpressure-separator device 2, the centrifugal separator device 8 and the hydraulic stirrer 11 can be achieved by the relevant operation of the control chamber 13.
The hydraulic stirrer 11 is driven by a hydraulic motor to continuously stir the drilling fluid in the compartment to prevent deposition.
And sewage discharge pipelines 18 are arranged below the sand settling bin 3, the separation bin 4 and the transfer bin 6.
And a density meter and an ultrasonic liquid level meter are arranged in the separation bin 4 and the transfer bin 6. The liquid inlet pipeline 17 is provided with a flowmeter 20 and a viscometer 21. An electromagnetic valve 19 is arranged on a pipeline between the transfer pump 10 and the transfer bin 6; the liquid inlet pipeline 17 and the sewage discharge pipeline 18 are also provided with electromagnetic valves 19.
The negative pressure separation device 2 is composed of a closed machine body, a hydraulic vibration exciter, a hydraulic motor, a rolling mesh belt, a screen, a fan, a blower, a camera and the like. After the drilling fluid is dispersed on the screen mesh, the hydraulic vibration exciter acts on the rolling mesh belt and the screen mesh, and the generated exciting force is transmitted to the drilling fluid, so that the preliminary vibration separation of solid and liquid is realized; meanwhile, under the action of pumping internal air by the air pump, the airflow on the upper part of the screen quickly passes through the drilling fluid and the screen to dry the rock debris, so that more drilling fluid is returned to the solid control system for reuse, and the gas in the drilling fluid is also separated; under the drive of a hydraulic motor, the rock debris continuously moved by the rolling mesh belt and the screen falls into a rock debris collecting device through gravity; when the screen cloth is stuck with the rock debris, the cleaning can be carried out by using the blowing device, and the normal use of the equipment is ensured. The camera can remotely check the internal operation condition under the condition that the machine body is closed, and can identify rock debris, and all signals and images are transmitted back to the control center; the control center controls the hydraulic station through the PLC to enable the hydraulic vibration exciter and the hydraulic motor to achieve adjustment in a larger vibration force and speed range, and various complex working conditions are met. The applicant has already filed a separate patent for the specific structure of the device used in the negative pressure separator 2, which is named as a hydraulically driven rolling type negative pressure solid-liquid separator, patent No. 2021214860314.
The centrifugal separation device 8 consists of a machine body, a main hydraulic motor, an auxiliary hydraulic motor, a rotary drum, a spiral propeller, a liquid supply pump and a control system. The control center controls the hydraulic station through the PLC so that the rotary drum can rotate at a high speed of 0-3200r/min, colloidal particles in the drilling fluid can be effectively separated through a centrifugal separation principle, and the performance of the drilling fluid is kept so as to meet the requirement of the drilling fluid on recycling.
The control room 13 is composed of a display, a host (PLC control system), a control and signal circuit, an air conditioner, a workbench and the like. The remote control of the related functions of the hydraulic station 12, the negative pressure separation device 2, the centrifugal separation device 8 and the hydraulic stirrer 11 can be realized; multiple parameters such as mud return quantity, viscosity, density, harmful gas content, mud liquid level and the like can be collected and displayed; the running conditions of all parts can be monitored in real time, and an alarm and a maintenance prompt are given; the recommendation process flow is built in the system, and automatic operation of each part can be realized.
The working principle is as follows:
the drilling fluid is shunted through the shunt box 1 and enters each negative pressure separation device 2 (2 in the figure), under the separation action of the negative pressure separation devices 2, liquid enters the sand settling bin 3 through the liquid drainage channel 16, gas is discharged through the gas pump 9 and the exhaust channel 15, and rock debris is discharged into the rock debris collecting box 7 through the slag discharge channel 14.
The liquid enters the sand settling bin 3 to continue settling separation, and the liquid on the upper layer overflows into the separation bin 4 under the action of the overflow plate 5 to finish primary purification operation.
Judging whether to start secondary purification operation according to the actual drilling working condition, and further performing high-speed centrifugal separation on the liquid in the separation bin 4 through a centrifugal separation device 8 when the secondary purification operation needs to be started; the liquid enters the transit bin 6, and the rock debris enters the rock debris collecting box 7.
The purified drilling fluid is stored in the transfer bin 6 and can be conveyed to a mud pump or other mud tanks through the transfer pump 10 for related operations.
The hydraulic stirrer 11 is powered by the hydraulic station 12 to continuously rotate and stir the drilling fluid, so that suspension settlement is avoided.
And sewage discharge pipelines 18 are arranged below the sand settling bin 3, the separation bin 4 and the transfer bin 6. When the sewage is required to be drained, the electromagnetic valve 19 is opened to control the opening of each sewage draining pipeline 18, and then the sewage draining work can be completed.
And various sensors arranged in the system can transmit back and display information such as mud return amount, viscosity, density, harmful gas content, liquid level height, hydraulic system pressure and the like in real time, and are convenient to record and observe.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (10)
1. The utility model provides an electricity liquid hybrid drive formula integration solid phase control system which characterized in that: comprises a negative pressure separation device (2), a sand setting bin (3), a separation bin (4), an air pump (9) and a rock debris collecting box (7); the negative pressure separation device (2) is respectively provided with a slag discharge channel (14), an exhaust channel (15), a liquid discharge channel (16) and a liquid inlet pipeline (17); the rock debris collecting box (7) is communicated with the negative pressure separating device (2) through a slag discharge channel (14); the air pump (9) is communicated with the negative pressure separation device (2) through an exhaust passage (15); the sand settling bin (3) is communicated with the negative pressure separation device (2) through a liquid discharge channel (16); the sand settling bin (3) and the separation bin (4) are separated by overflow plates (5).
2. The integrated solid phase control system of the electro-hydraulic hybrid driven type, which is characterized in that: a transfer bin (6) is also arranged; a centrifugal separation device (8) is arranged between the transfer bin (6) and the separation bin (4).
3. The integrated solid phase control system of the electro-hydraulic hybrid driven type, according to claim 2, is characterized in that: and sewage discharge pipelines (18) are arranged below the sand settling bin (3), the separation bin (4) and the transit bin (6).
4. The integrated solid phase control system of the electro-hydraulic hybrid driven type, according to claim 2, is characterized in that: a transfer pump (10) is arranged outside the transfer bin (6); the transfer pump (10) is a centrifugal sand pump.
5. The integrated solid phase control system of the electro-hydraulic hybrid driven type, according to claim 2, is characterized in that: and hydraulic stirrers (11) are arranged in the separation bin (4) and the transfer bin (6).
6. The integrated solid phase control system of the electro-hydraulic hybrid driven type, according to claim 2, is characterized in that: a control room (13) and a hydraulic station (12) are also provided.
7. The integrated solid phase control system of the electro-hydraulic hybrid driven type, according to claim 2, is characterized in that: a flow distribution box (1) is arranged between the liquid inlet pipeline (17) and the negative pressure separation device (2); the number of the negative pressure separation devices (2) is at least 2.
8. The integrated solid phase control system of the electro-hydraulic hybrid driven type, according to claim 2, is characterized in that: and a density meter and an ultrasonic liquid level meter are arranged in the separation bin (4) and the transfer bin (6).
9. The integrated solid phase control system of the electro-hydraulic hybrid driven type, which is characterized in that: and a flowmeter (20) and a viscometer (21) are arranged on the liquid inlet pipeline (17).
10. The integrated solid phase control system of the electro-hydraulic hybrid driven type, which is characterized in that: an electromagnetic valve (19) is arranged on a pipeline between the transfer pump (10) and the transfer bin (6); the liquid inlet pipeline (17) and the sewage discharge pipeline (18) are also provided with electromagnetic valves (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122378590.XU CN216191463U (en) | 2021-09-29 | 2021-09-29 | Electro-hydraulic hybrid drive type integrated solid phase control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122378590.XU CN216191463U (en) | 2021-09-29 | 2021-09-29 | Electro-hydraulic hybrid drive type integrated solid phase control system |
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| Publication Number | Publication Date |
|---|---|
| CN216191463U true CN216191463U (en) | 2022-04-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122378590.XU Active CN216191463U (en) | 2021-09-29 | 2021-09-29 | Electro-hydraulic hybrid drive type integrated solid phase control system |
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| CN (1) | CN216191463U (en) |
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2021
- 2021-09-29 CN CN202122378590.XU patent/CN216191463U/en active Active
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